L15/8574
550Watts RMS power
97dB Sensitivity 1w/1m
41Hz-2.2K Hz Frequency range
100mm inside/outside copper voice coil with polyimide fiberglass former
High flexibly M-roll cloth surround with deep corrugation for extended Xmax
Reinforced Conex spider to improve the linearity control
Dual-force air ventilation and 16mm back plate for minimum power compression
Double treated cone for water protection
Terrific subwoofer of compass bass relex
Specification
| General Specifications | ||
| Nominal Diameter | 380/15 | mm/inch |
| Rated Impedance | 8 | ohm |
| Nominal Power handling | 550 | Watts |
| Program Power | 1100 | Watts |
| Sensitivity(lw/lm) | 97 | dB |
| Frequency Range | 41-2.2K | Hz |
| Minimum Impedance(Zmin) | 6.7 | Ohm |
| Voice Coil Diameter | 100/4 | mm/inch |
| Voice Coil Material | Copper | |
| Voice Coil Winding Depth | 23 | mm |
| Number of layers | 2(Inside/Outside) | |
| Magnet gap depth | 12 | mm |
| Cone Shape | Curved | |
| Surround Shape | M-Roll | |
| Basket | Cast Aluminum | |
| Flux Density | 1.1 | T |
| Magnet Material/Mass | Ceramic/3.65 | kg |
| Thiele-Small parameters | ||
| Fs | 41 | Hz |
| Re | 5.4 | Ohm |
| Qms | 11 | |
| Qes | 0.31 | |
| Qts | 0.30 | |
| Cms | 0.12 | mm/N |
| Rms | 2.94 | mech-ohm |
| Mms | 128 | gr |
| Eff | 2.6 | % |
| Bl | 23.7 | T.m |
| Vas | 126 | Liters |
| Sd | 0.0871 | m2 |
| Xmax | 8 | mm |
| LelK | 1.95 | mH |
| Mounting Information | ||
| Overall Diameter | 393.5 | mm |
| Bolt Circle Diameter | 373 | mm |
| Bolt Hole Diameter | 6.5 | mm |
| Baffle Cutout Diameter | 356.5 | mm |
| Overall Depth | 172 | mm |
| Net Weight | 11.9 | kg |
| 2(Inside/Outside) |
